Question

si R(x+5)=3x+1, determina R(-x)

Answer 1

Explicación paso a paso:

R(x+5)=3x+1

x+5=-x

x+x=-5

2x=-5

x=-5/2

R(-5/2 + 5) = 3(-5/2 + 5) + 1

R(2.5)=3(2.5)+1

R(2.5)=8.5